Aquacounter AQS-22320AS Automated Solid Evaporator | Hiranuma


The Aquacounter AQS-22320AS automated solid evaporator system is an automated Karl Fischer titrator system consisting of the AQ-2200 (coulometric titrator) and the EV-2000 (solid evaporator) units.

The system is designed to efficiently measure the moisture in solid and powdered samples such as various resin pellets, medicines (powdered and solid), various inorganic powders and granules, copy machine toner, etc. The automated system allows the analyst to load the samples into the glass vials and then place the glass vials on the sample tray of the system. The operator only needs to push the “start” button once to begin the analyses.


  • Sample changer holds up to 20 vials.
  • Equipped with Automatic KF reagent exchanging function.
  • Wide temperature setting covers the full range of azeotropic points.
  • Reduces costs for KF reagent and waste disposal.
  • Can process large numbers of samples.
  • Manufactured by Hiranuma in Japan



Solid Evaporator SE-320

Number of sample vials

20 positions

Volume of sample vial

Max. 10mL


PTFE cap with Aluminum foil

Carrier gas

Nitrogen gas*

*Optional N2 gas generator from JMS is recommended

Carrier gas flow rate


30 - 300mL/min

Carrier gas desiccant

Molecular Sieves


Aluminum block

Heating temperature

Room temperature to 300ÅãC

Power supply / Power consumption

AC100 - 240V, 50/60Hz, 150VA


Sample changer + heater unit: 350 (W) x 510 (D) x 390 (H) mm

Valve unit: 275 (W) x 440 (D) x 280 (H) mm


Sample changer + heater unit: Approx. 19kg

Valve unit: Approx. 9kg

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